Echinocereus primolanatus Fritz Schwarz Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Echinocereus species Echinocereus primolanatus Name Homonyms Echinocereus primolanatus Fritz Schwarz ex Backeb. Echinocereus primolanatus Fritz Schwarz ex N.P.Taylor Echinocereus primolanatus Fritz Schwarz